# Harrier Central vs TrailRig

The clearest difference is in-app purchases: Harrier Central at none against TrailRig's 1. TrailRig's advantage is update cadence (every 2 days vs every 2 weeks) and iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. TrailRig sells 1 one-off in-app purchase. Harrier Central asks for nothing beyond the download.

Harrier Central ships an update every 2 weeks, TrailRig every 2 days. The most recent releases landed on September 27, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Harrier Central | TrailRig |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Free | — |
| Size | 104 MB | 17 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [James White](https://appshunter.io/developer/1445513594) | [Zoran Prole](https://appshunter.io/developer/6786461516) |

## What reviewers say

### Harrier Central

[App page](https://appshunter.io/ios/app/harrier-central/id1445513595)

Discover and RSVP for local and traveling running events. Securely store your run count history online. Advanced features assist event management for a better experience.

**Highlights:** Discover local and traveling runs, RSVP for runs and events, Cloud storage for run count history, Advanced mismanagement features, Event discovery for travelers

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### TrailRig

[App page](https://appshunter.io/ios/app/trailrig/id6786461514)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TrailRig Pro | $9.99 | one-time |


## Frequently asked questions

### Is Harrier Central free?

Harrier Central is free to download, with no in-app purchases.

### Is TrailRig free?

TrailRig is free to download, with in-app purchases available.

### Do Harrier Central or TrailRig have ads?

Neither Harrier Central nor TrailRig shows ads.

### Which is updated more often, Harrier Central or TrailRig?

Harrier Central ships an update every 2 weeks, and TrailRig every 2 days. Most recently, Harrier Central was updated on September 27, 2026 and TrailRig on September 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*